Question

Разложи на множители 81−t^24

Answer 1

81−t²⁴=(9-t¹²)(9+t¹²)= (3-t⁶)(3+t⁶)((9+t¹²)

Answer 2

неполное разложение

Answer 3

- t^24 + 81 =
= - (t^24 - 81) =
= - (t^12 - 9)(t^12 + 9) = 
= - (t^6 - 3)*(t^6 + 3)*(t^12 + 9)